Sierra Fuel Filter Medium 21 Micron | Mercury & Yamaha OEM Replacement
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Description
xReliable filtration for powerful marine engines
When you depend on steady power on the water, a dependable fuel filter matters. The Sierra Fuel Filter Medium is designed to support engines that demand consistent fuel delivery, featuring a 21 micron rating to help capture smaller particulates while maintaining healthy flow.
In real-world boating, you may notice more stable fuel delivery during long runs or when towing gear, especially with ethanol-blended fuels that can introduce more water and particulates. The filter is capable of flowing up to 90 gallons per hour, helping feed even higher-demand motors without creating noticeable flow restrictions.
Key filtration and compatibility details
- Flow capacity up to 90 GPH to support higher-demand engines
- Filtration rating of 21 microns for refined particle capture
- Long form factor: 435 inches long (1105 mm) to fit a variety of installations
- Thread pitch 42690 ensures a proper seal and secure mounting
- Designed to work with ethanol-blended fuels commonly used in marine environments
- OEM replacement for Mercury Marine 35-802893Q and Yamaha ABB-FUELF-IL-TR
Why choose this Sierra filter
This unit aligns with OEM references while delivering practical, real-world filtration for boats and small commercial vessels. Expect straightforward installation, a dependable seal, and compatibility with standard mounting configurations. While results can vary with fuel quality and engine condition, the filter can be a meaningful part of a broader fuel-management approach.
What to expect in use
- Consistent fitment with common thread pitch and mounting layouts
- Clear OEM-replacement guidance for Mercury and Yamaha references
- Potential for smoother operation during extended voyages and steady trolling
Real-world use scenarios
On a mid-size fishing boat, weekend cruiser, or workboat, dependable filtration supports steady throttle response and fuel delivery. The 21 micron rating helps balance filtration with adequate flow, while ethanol-blend compatibility addresses common fuel types found at marine docks. This combination may contribute to more predictable engine behavior during long runs or when navigating varying water temperatures.
FAQ
Q: Which engines and OEM references is this Sierra filter compatible with?
A: It's an OEM replacement for Mercury Marine 35-802893Q and Yamaha ABB-FUELF-IL-TR.
Q: What makes this filter suitable for ethanol-blended fuels?
A: It features a 21-micron rating and supports high-flow delivery for engines using ethanol-blended fuels.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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